NASA concludes second spacewalk on historic mission
https://www.upi.com/Science_News/2020/07/01/NASA-concludes-second-spacewalk-on-historic-mission/1591593541623/?fbclid=IwAR3DLNxSrzGipMf1OOYar3k4TZNNPpuAicbZ54CehPbJUw0GgLAyIyQbj9s Source Cited: www.upi.com Sign in to see full entry.
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